Home / 322,466,841.56-483,695,401.57-145,078,710.21

Finding the Fourth Proportional to 322,466,841.56, 483,695,401.57 and 145,078,710.21

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Solution

The fourth proportional to 322,466,841.56, 483,695,401.57 and 145,078,710.21 is: 217,615,878.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,466,841.56 : 483,695,401.57 = 145,078,710.21 : x
  2. Step 2: Convert to fraction form
    322,466,841.56/483,695,401.57 = 145,078,710.21/x
  3. Step 3: Cross multiply
    322,466,841.56x = 483,695,401.57 × 145,078,710.21
  4. Step 4: Simplify right side
    322,466,841.56x = 70,173,904,993,920,912
  5. Step 5: Solve for x
    x = 70,173,904,993,920,912/322,466,841.56
  6. Step 6: Final answer
    x = 217,615,878.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.